<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    首页<br>
    请求信息：<span th:text="${req}"></span><br>
    session信息：<span th:text="${session.ses}"></span>
</body>
</html>